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Fractionation

Fractionation-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Method of fractionating mixtures of low molecular weight hydrocarbons
Rosneft Oil Company
April 12, 2018 - N°20180100109

The invention relates to the field of membrane gas separation and can be used for the energy-efficient fractionation of hydrocarbon mixtures, including separation and drying of natural and associated petroleum gases. Proposed is a method of fractionating mixtures of low molecular weight hydrocarbons which is based on the capillary condensation of the components of a mixture in the pores of ...
Process for preparing product oil from peat, coir or peat-like substances
Studiengesellschaft Kohle Mbh
March 29, 2018 - N°20180086983

The present invention refers to a process for catalytic fractionation of peat, coir, peat-like materials or mosses into a non-pyrolytic bio-oil and a sterile solid fraction with similar volume and structural function to the starting material. The inventive process is useful for a variety of interesting applications, starting from raw peat with a water content of up to 80% resulting in ...
Process and apparatus for recycling cracked hydrocarbons
Uop Llc
March 22, 2018 - N°20180079974

Processes and apparatuses are disclosed for catalytically cracking hydrocarbons comprising hydrotreating a residual feed stream and a recycle cracked stream comprising an oil to provide a hydrotreated effluent stream. The hydrotreated effluent stream is separated to provide a fcc feed stream and a distillate stream. The fcc feed stream is fed to a first riser reactor to provide a first ...
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Hydrocarbon gas processing
S.m.e. Products, Lp
March 01, 2018 - N°20180058756

A process and an apparatus are disclosed for a compact processing assembly to improve the recovery of c2 (or c3) and heavier hydrocarbon components from a hydrocarbon gas stream. The preferred method of separating a hydrocarbon gas stream generally includes producing at least a substantially condensed first stream and a cooled second stream, expanding both streams to lower pressure, and ...
Hydrocarbon gas processing
S.m.e. Products, Lp
March 01, 2018 - N°20180058755

A process and an apparatus are disclosed for a compact processing assembly to improve the recovery of c2 (or c3) and heavier hydrocarbon components from a hydrocarbon gas stream. The preferred method of separating a hydrocarbon gas stream generally includes producing at least a substantially condensed first stream and a cooled second stream, expanding both streams to lower pressure, and ...
Hydrocarbon gas processing
S.m.e. Products Lp
March 01, 2018 - N°20180058754

A process and an apparatus are disclosed for a compact processing assembly to improve the recovery of c2 (or c3) and heavier hydrocarbon components from a hydrocarbon gas stream. The preferred method of separating a hydrocarbon gas stream generally includes producing at least a substantially condensed first stream and a cooled second stream, expanding both streams to lower pressure, and ...
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Memory fractionation software protection
Siege Technologies Llc
February 15, 2018 - N°20180046516

A method of protecting software in a computer system includes defining a memory fractionation configuration for an application software program in the computer system, fractionating at least one page of the application software program into fractions according to the memory fractionation configuration, and running the application in such a manner that, at any particular point in time when the application ...
Identifying and implementing refinery or petrochemical plant process performance improvements
Uop Llc
February 15, 2018 - N°20180046155

A refinery or petrochemical plant may include a fractionation column and related equipment, such as one or more condensers, receivers, reboilers, feed exchangers, and pumps. The equipment may have boundaries or thresholds of operating parameters based on existing limits and/or operating conditions. Illustrative existing limits may include mechanical pressures, temperature limits, hydraulic pressure limits, and operating lives of various ...
Apparatus for full-automatic, ultra-low pressure, fractionation-free and non-destructive extraction of water
Beijing Lica United Technology Limited
February 15, 2018 - N°20180045624

The invention provides a device for full-automatic, ultra-low pressure, fractionation-free and non-destructive extraction of water, including a control box, an extraction part, an ultra-low temperature cold trap and a transmission device, wherein the control box and the extraction part are located at the top of a cabinet, the ultra-low temperature cold trap is located inside the cabinet, a touch screen ...
Process and apparatus for removal of heavy polynuclear aromatics in a hydrocracking process
Uop Llc
February 15, 2018 - N°20180044599

Processes and apparatuses are disclosed for removing heavy polynuclear aromatic compounds from a hydrocracked stream comprising passing at least a portion of the hydrocracked stream to a fractionation column to provide a plurality of fractionator product streams and a fractionator bottoms stream comprising unconverted hydrocarbons. A first stream and a second stream are taken from the fractionator bottoms stream. The ...
Products extracted from black liquor
Suncoal Inudustries Gmbh
February 15, 2018 - N°20180044482

Products extracted from black liquor include undissolved carbonized lignin and carbonized black liquor. The products further include solid carbon separated from the black liquor. Black liquor from an alkaline fractionation process is subjected to a hydrothermal carbonization process. Undissolved carbonized lignin is separated from the carbonized black liquor. The remaining carbonized black liquor is fed back into the alkaline fractionation ...
Cyclonic cooling system
Golden Renewable Energy
February 01, 2018 - N°20180031334

Fractionation, the process used by refineries to break down carbon chains of petroleum compounds so that the desired carbon compound can be achieved. This process typically involves high heat, distillation, re-boiling, and energy intensive cooling processes. This application discloses an invention that will condense vapor produced by a pyrolysis reactor. This system uses one standard cyclone; three cascading cyclones with ...
Separation of lignin and sugars from biomass pre-treatment liquors
Stichting Energieonderzoek Centrum Nederland
February 01, 2018 - N°20180030555

The invention relates to an improved process for separating lignin and monomeric sugars from a liquor comprising lignin and monomeric sugars in a solvent mixture of water and at least one organic solvent, which employs membrane filtration techniques such as nanofiltration and selective water removal, preferably by permeation through a membrane which is selective for water molecules. The invention further ...
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Process for the fractionation of seeds from oleaginous plants
Novamont S.p. A.
January 25, 2018 - N°20180023030

The invention relates to a process for the fractionation of seeds of oleaginous plants of to the asteraceae family, comprising at least one mechanical pressing operation of the seeds and an extraction with polar organic solvent of the first residue obtained. Said process allows to separate oil, active substances and a solid residue which is particularly suitable to be used ...
Dual microbial preparation for long-term suppression or prevention of symptoms of opportunistic microbial infections
Bio Agens Research And Development - Bard S.r.o.
January 04, 2018 - N°20180000877

The dual microbial preparation contains the microscopic oomycete pythium oligandrum and components of a physiological microbiome. The microscopic oomycete pythium oligandrum and the physiological microbiome component are present in the dual preparation in a form which facilitates their germination, subsequent propagation and colonization of the target tissues. The microscopic oomycete pythium oligandrum is incorporated in a quantity of 103 to 107 cfu (...
Processes and systems for producing nanocellulose from old corrugated containers
Api Intellectual Property Holdings, Llc
December 28, 2017 - N°20170370047

In some variations, occ is screened, cleaned, deinked, and mechanically refined to generate cellulose nanofibrils. The occ may be subjected to further chemical, physical, or thermal processing, prior to mechanical refining. For example, the occ may be subjected to hot-water extraction, or fractionation with an acid catalyst, a solvent for lignin, and water. In certain embodiments to produce cellulose nanocrystals, ...
Molecular isotopic engineering
December 28, 2017 - N°20170369495

The present invention relates to molecular isotopic engineering. The present invention relates to a method or process for preparing a target compound of a statistically defined isotopic composition comprising the step of reacting one or more reactant compounds, wherein each reactant compound is of a statistically defined isotopic composition. The reactant compound is reacted in a chemical process or a ...
Method of producing c2-c4 carbonyl compounds
Aktsionernoe Obschestvo "gazpromneft - Moskovsky N Pz" (ao "gazpromneft-mnpz")
December 28, 2017 - N°20170369410

The invention relates to a method of producing carbonyl compounds, more particularly c2-c4 ketones and aldehydes. The method is based on the gas-phase oxidation by nitrous oxide of c2-c4 alkane-olefin mixtures, such as a butane-butylene fraction or a propane-propylene fraction, obtained by thermal and/or catalytic cracking, to produce c2-c4 ketones and aldehydes. The process is carried ...
Methods for characterizing branching distribution in polymers
Exxonmobil Chemical Patents Inc.
December 21, 2017 - N°20170363605

New metrics are disclosed for characterizing polyethylene copolymers which can be computed from the cross-fractionation chromatography data of these polymers. These metrics are able to quantify the broad orthogonal composition distribution (bocd) character of the polymers, and they can be used to discriminate polymers with an enhanced bocd character from polymers that have the bocd character to a lesser extent ...
System, method, and apparatus for visualizing cardiac timing information using animations
St. Jude Medical, Cardiology Division, Inc.
December 21, 2017 - N°20170360319

An animated electrophysiology map is generated from a plurality of data points, each including measured electrophysiology information, location information, and timing information. The electrophysiology and location information can be used to generate the electrophysiology map, such as a local activation time, peak-to-peak voltage, or fractionation map. Animated timing markers can be superimposed upon the electrophysiology map using the electrophysiology, location, ...
Process for liquid-liquid extraction of a blend of non-uniform oligomers and polymers
Shell Oil Company
December 14, 2017 - N°20170355655

A process for liquid-liquid extraction of an oil-blend of non-uniform oligomeric and polymeric components comprising: (a) preselecting a desired molecular weight (mw) boundary between heavy and light components; (b) selecting an extractive solvent or an extractive mixture of solvents, which form essentially a single phase with the light components; (c) mixing the oil-blend and the extractive solvent or extractive mixture ...
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